ATE178233T1 - METHOD FOR JOINING TUBES - Google Patents

METHOD FOR JOINING TUBES

Info

Publication number
ATE178233T1
ATE178233T1 AT97660043T AT97660043T ATE178233T1 AT E178233 T1 ATE178233 T1 AT E178233T1 AT 97660043 T AT97660043 T AT 97660043T AT 97660043 T AT97660043 T AT 97660043T AT E178233 T1 ATE178233 T1 AT E178233T1
Authority
AT
Austria
Prior art keywords
joining tubes
tubes
jointing
joining
sinking
Prior art date
Application number
AT97660043T
Other languages
German (de)
Inventor
Terho Rantala
Original Assignee
Outokumpu Copper Products Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Outokumpu Copper Products Oy filed Critical Outokumpu Copper Products Oy
Application granted granted Critical
Publication of ATE178233T1 publication Critical patent/ATE178233T1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L13/00—Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints
    • F16L13/14—Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling
    • F16L13/141—Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling by crimping or rolling from the outside
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Pipeline Systems (AREA)
  • Rod-Shaped Construction Members (AREA)
  • Attitude Control For Articles On Conveyors (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

The invention relates to a method for jointing tubes, so that the jointing takes place in one step in connection with the straightening treatment, prior to the sinking performed after the last annealing, when there is no mandrel inside the tube. <IMAGE>
AT97660043T 1996-04-17 1997-04-17 METHOD FOR JOINING TUBES ATE178233T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI961689A FI101459B (en) 1996-04-17 1996-04-17 Method for connecting pipes to each other

Publications (1)

Publication Number Publication Date
ATE178233T1 true ATE178233T1 (en) 1999-04-15

Family

ID=8545870

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97660043T ATE178233T1 (en) 1996-04-17 1997-04-17 METHOD FOR JOINING TUBES

Country Status (5)

Country Link
EP (1) EP0801999B1 (en)
AT (1) ATE178233T1 (en)
DE (1) DE69700164T2 (en)
ES (1) ES2134060T3 (en)
FI (1) FI101459B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3805838C2 (en) * 1987-11-24 1997-03-13 Km Europa Metal Ag Method and device for drawing seamless metal pipes
DE4304636A1 (en) * 1993-02-16 1994-08-18 Uhlmann Klaus Peter Method for drawing metal tubes

Also Published As

Publication number Publication date
EP0801999A1 (en) 1997-10-22
FI101459B1 (en) 1998-06-30
DE69700164T2 (en) 1999-12-09
FI101459B (en) 1998-06-30
FI961689L (en) 1997-10-18
DE69700164D1 (en) 1999-05-06
FI961689A0 (en) 1996-04-17
EP0801999B1 (en) 1999-03-31
ES2134060T3 (en) 1999-09-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee